1. Introduktion
This manual provides instructions for the installation, operation, and maintenance of the Venstar T1050 5/2 Day Programmable Thermostat. The T1050 is designed for residential and light commercial applications, offering precise temperature control and energy-saving programming capabilities.
Please read this manual thoroughly before attempting installation or operation to ensure proper function and to avoid potential issues.
2. Nøglefunktioner
- 5+2 day programmable schedule with up to 4 time periods per day.
- Stort, letlæseligt LCD-display.
- User-friendly soft-touch buttons for simple operation.
- Automatic changeover between heating and cooling modes.
- Compatible with 2-stage varme/2-stage cool systems, including gas/electrics, heat pumps, electric, and hydronic heat.
- LED indicator (green for cooling, red for heating) for quick status checks.
3. Hvad er der i æsken
Upon opening the package, verify that the following components are included:
- Venstar T1050 termostatenhed
- Mounting bracket/back plate
- Brugervejledning (dette dokument)
4. Opsætning og installation
Vigtig: Installation should be performed by a qualified HVAC technician. Incorrect wiring can damage the thermostat or your HVAC system. Always turn off power to the heating/cooling system at the main fuse or circuit breaker panel before installation.
4.1 Montering af termostaten
- Turn off all power to the heating and cooling system.
- Fjern den gamle termostat fra væggen.
- Mount the Venstar T1050 mounting bracket/back plate to the wall using appropriate screws. Ensure it is level.
- Connect the wiring from your HVAC system to the corresponding terminals on the T1050 back plate. Refer to the wiring diagram provided with the full installation guide (not included in this summary).
- Carefully attach the T1050 thermostat unit to the mounted back plate.
- Gendan strømmen til HVAC -systemet.
For detailed wiring diagrams and specific installation steps for various HVAC systems, consult the comprehensive installation guide that accompanies your product.

Billede 1: Bag view of the Venstar T1050 thermostat, illustrating the circuit board and connection points for wiring. This view is crucial during the installation process for connecting the thermostat to the HVAC system.
5. Betjeningsvejledning
The Venstar T1050 thermostat features a large LCD display and intuitive buttons for easy control.

Billede 2: Front view of the Venstar T1050 thermostat, displaying the current time, day, set temperature, and operating mode (Cool, Auto, Heat). The large digits and clear icons enhance readability.
5.1 Display overview
The LCD screen shows the current time, day, ambient temperature, set temperature, and system mode (Heat, Cool, Auto, Off). A prominent LED indicator below the display glows green for cooling and red for heating.
5.2 Knapfunktioner
- Mode knap: Press to cycle through system modes: Heat, Cool, Auto, Off.
- Fan -knap: Press to cycle through fan modes: Auto (fan runs only when heating/cooling) or On (fan runs continuously).
- Up/Down Arrows (Temperature Adjustment): Use to increase or decrease the set temperature.
- Up/Down Arrows (Programming): Used to navigate and adjust settings during programming.
5.3 Systemtilstande
- Varme: The system will activate heating when the ambient temperature falls below the set temperature.
- Afkøle: The system will activate cooling when the ambient temperature rises above the set temperature.
- Auto: The thermostat automatically switches between heating and cooling as needed to maintain the set temperature range.
- Slukket: Varme- og kølesystemet er slukket.
6. Programmering af din termostat
The T1050 offers 5+2 day programming, allowing you to set different schedules for weekdays (5 days) and weekends (2 days). Up to four time periods can be programmed per day (e.g., Wake, Leave, Return, Sleep).
General Programming Steps:
- Press the "Program" button (if available, or a combination of buttons as per the full manual) to enter programming mode.
- Use the Up/Down arrows to adjust the time and temperature for each period.
- Navigate through the weekdays (Monday-Friday) and then weekend days (Saturday-Sunday) to set desired schedules.
- Confirm settings and exit programming mode.
Refer to the detailed programming section in the complete user guide for specific button sequences and advanced programming options.
7. Vedligeholdelse
Venstar T1050-termostaten kræver minimal vedligeholdelse for at sikre optimal ydeevne.
- Rensning: Tør forsigtigt termostatens yderside af med en blød kludamp klæde. Brug ikke slibende rengøringsmidler eller opløsningsmidler.
- Udskiftning af batteri: If your model uses batteries (check your specific unit's requirements), replace them annually or when a low battery indicator appears on the display.
- Systemtjek: Regularly check your HVAC system's air filters and ensure vents are unobstructed for efficient operation.
8. Fejlfinding
If you encounter issues with your Venstar T1050 thermostat, consider the following common solutions:
- No Display/Thermostat Not Responding:
- Check if the circuit breaker for your HVAC system is tripped.
- Ensure the thermostat is properly seated on its mounting plate.
- If battery-powered, replace the batteries.
- Systemet varmer/køler ikke:
- Verify the system mode is set to Heat or Cool, not Off.
- Check that the set temperature is appropriately above (for heat) or below (for cool) the ambient temperature.
- Ensure the fan mode is set to Auto or On.
- Allow a few minutes for the system to respond after making changes.
- Unøjagtige temperaturmålinger:
- Sørg for, at termostaten ikke udsættes for direkte sollys, træk eller varmekilder (f.eks.amps, appliances).
- Clean any dust or debris from the thermostat's vents.
If problems persist after attempting these steps, contact a qualified HVAC technician or Venstar customer support for assistance.
9. Specifikationer
| Modelnummer | T1050 |
| Mærke | Venstar |
| Produktdimensioner | 3.1 x 3.1 x 1 tommer |
| Varens vægt | 14.88 ounce |
| Controller type | Tryk knap |
| Speciel funktion | Programmable (5+2 Day) |
| Kompatible systemer | 2-stage varme/2-stage cool (Gas/Electrics, Heat Pumps, Electric & Hydronic Heat) |
| Farve | White (with Green/Red LED indicator) |
| Specifikke anvendelser | Heat Pump, Residential, Light Commercial |

Billede 3: Side profile of the Venstar T1050 thermostat, highlighting its compact and slim design. This view emphasizes the small footprint mentioned in the product description.

Billede 4: Vinklet view of the Venstar T1050 thermostat, providing a perspective of the display and control buttons. This image helps users visualize the thermostat's interface from a common viewvinkel.
10. Garanti og support
For information regarding the product warranty, please refer to the warranty card included with your purchase or visit the official Venstar website. For technical support, troubleshooting assistance beyond this manual, or to inquire about replacement parts, please contact Venstar customer service directly.
Kontaktoplysninger kan typisk findes på producentens webwebstedet eller på produktemballagen.





